What is the effect if power factor is above 1 or unity.

15 Answers   NTS,

---

What is the role of link in neutral in a three phase ac system?

10 Answers  

---

How do we measure earth fault current in Generator Transformer(20/420kv),Station Transformer(20/11 kv) and Unit Transformers(20/11kv) for our plant system, since these don't have any Neutral earth Fault relay connected to their Neutral Earth? But for Unit Service transformers(11/.433 Kv) we have an Earth Fault Relay connected to its neutral earth.Why is such so?

1 Answers   NTPC,

---

Is only insulation the difference between High voltage and Medium voltage cable?

1 Answers  

---

how to select automotive wire by mathematical equation with given current, vlotage and resistance

0 Answers   Tyco,

---

i wasted one year for the job after completed my btech what can i say about 1year time in interview

0 Answers   Infotech,

---

why we cant use AC supply products in DC supply?

21 Answers  

---

i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

0 Answers   Vedanta,

---

why inductance is not present in a incandescnt lamp?

2 Answers  

---

how to calculate of which rating transformer should be selected? take any example

2 Answers  

---

What is self exciting?

0 Answers  

---

what is is the potential diffrence between two phase ?

3 Answers   Bhel,

---